On a per capita basis, the United States spends far core on health than any other country. To help assess the costs, annual surveys are undertaken. One such survey asks a sample of Americans to report the number of times they visited a health care professional in the year. The data for 2009 (latest year available) were recorded. In 2009, the United States population was 307,439,000. Estimate with 95% confidence the total number of visits to a health care professional.
Answer to relevant QuestionsCompanies that sell groceries over the Internet are called e-grocers. Customers enter their orders, pay by credit card, and receive delivery by truck. A potential e-grocer analyzed the market and determined that the average ...Can we infer that the mean number of hours worked (HRS1) among those working full or part time is greater than 40?Is there sufficient evidence to infer that the average American has more than a high school education, which is more than 12 years of education (EDUC)?Estimate with 95% confidence the mean number of days in a typical week (DAYS8) spent by American adults watching the national news on television, not including sports.One important factor in inventory control is the variance of the daily demand for the product. A management scientist has developed the optimal order quantity and reorder point, assuming that the variance is equal to 250. ...
Post your question